Possible Clues:

• Brit runner's distances
• At length one may take them as read, by the sound of them
• Distances in Canada
• You'll find me introducing very French measures
• British measures
• "Pulled Under At 2000 ___ a Second" (Anathema)
• Units of distance, to a Brit
• 96 for Big Ben, heightwise
• "Pulled Under at 2000 ___ a Second" Anathema
• Distances in Britain